9 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... usually IgG) (e.g. lupus ... infection) - Drugs ... • Infections: Malaria ... differential #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis ... delayed HTR • Drug-induced ... Infections • Malaria ... • PNH • Drug-induced ... Algorithm #Causes #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Transfusion reactions, Drug-associated ... Membrane Defects, Drugs ... Infections/toxins: Malaria ... Urobilinogen #Hemolysis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Arthritis 69% - Malar ... Lymphadenopathies 7% - Hemolytic ... Mimickers: Drug-induced ... #differential #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... & NPSLE rare, Malar ... Manifestations: Malar ... Lupusreference #druginduced ... #table #rheumatology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... AIHA: warm, cold, drug ... Bartonella, Babesia, Malaria ... udaygulati #Hemolytic ... classification #hematology
Drug Induced Systemic Lupus Erythematosus
> 100 drugs have been associated with drug-induced SLE
High risk (>5%):
 •
Drug Induced Systemic ... Lupus Erythematosus ... Lupusreference #DrugInduced ... SLE #Systemic #Lupus ... differential #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Non-autoimmune rheumatologic ... Photosensitivity • Malar ... extremities Drug ... • Antihistone: Drug ... Erythematosus #Diagnosis #Rheumatology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
Drug Induced Lupus ... Epidemiology: -10% of all lupus ... & NPSLE rare, Malar ... Lupusreference #DrugInduced ... #Lupus #DIL #rheumatology